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Practice
- mitosis, meiosis, DNA,
RFIA
E
Multiple Choice
Identify the choice that best cornpletesthe statementor answers tlrc question.
1. Comparedto small cells, large cells havemore trouble
a. dividing.
b. producingdaughtercells.
c. storing neededmaterials and waste products.
,Jh.
moving neededmaterials in and vrasteproductsout.
@,
2. Which of the following happenswhen a cell divides?
a. The cell's volume increases
3. The processby which a cell divides into two daughtercells is called
cell division.
l+ij
t-t7
b- metapnase.
c. interphase.
d. mitosis.
4. During which phasein the cell cycle doesmitosis happen?
a. Grphase
b.
fA
V
o.
G2phase
M nnase
^',
) pnase
5. When during the cell cycle is a cell's DNA replicated?
a. G1phase
b. G2phase
@
d.
s phase
M phase
Figure 10-5
6. lfue structurelabeledA in Figure 10-5 is calledthe
A
Za)
v b.
c.
d.
centromere.
centflole.
sisterchromatid.
spindle.
ID: A
Name:
7. The structureslabeled B in Figure 10-5 inrecalled
a. centromeres.
b. centrioles
sisterchromatids.
CD
o. sprnoles.
8. During which phase(s)of mitosis are stmctureslike the one shown in Figure l0-5 visible?
a. anaphaseonly
prophase,metaphase,and anaphase
@
c. metaphaseonly
d. anaphaseand interphase
9. The first phaseof mitosis is called
@prophase.
b. anaphase.
c. metaphase.
d. interphase.
10. Canceris a disorderin which somecells havelost the abilifu to control their
a. size.
b. spindlefibers.
srowh rate.
(D
o. surTacearea.
11. Cancercells form massesof cells called
(a)wmors.
D.
CVC|lns.
c.
growth factors.
d. ps3.
line up alongthe middle of the dividing cell?
12. Duringwhich phaseof mitosisdo the chromosomes
a. prophase
b. telophase
6,
metaphase
d. anaphase
13. Which of the following representsthe phasesof mitosisin their proper sequence?
prophase,metaphase,anaphase,telophase
@
interphase,prophase,metaphase,anaphase,
f.
telophase
prophase,metaphase,telophase
c. interphase,
d. prophase,anaphase,metaphase,telophase
14. What is the role of the spindle fibers during mitosis?
They help separatethe chromosomes.
@
5. Thev break down the nuclear membrane.
c. They duplicatethe DNA.
d. They makethe chromosomesvisible,
by the symbol
15. The numberof chromosomesin a gameteis represented
a. Z.
b. x.
DN.
-.
Y.
ID: A
Name:
16. Gametesare producedby the processof
a. mitosis.
6>
meiosis.
c. crossmg-over.
d. replioation.
17. Unlike mitosis, meiosis results in the fbrmation of
a. dioloid cells.
cells.
$)haploid
2N
daughtercells.
c,
d. body cells.
18. If an organism'sdiploid numberis 12, its haploidnumberis
a. 12.
.J3.
f&l
r
o.
c. 24.
d. 3,
Figure 114
19. Whatis shownin Figure114?
a. independentassortment
I of meiosis
b. anaphase
crossins-over
O
replication
-.
2A. Whatis formedat the endof meiosis?
a. two geneticallyidenticalcells
geneticallydifferentcells
@four
c. four geneticallyidenticalcells
d. two geneticallydifferentcells
21. Oneway thatmeiosisI is differentfrornmitosisis that
a.
@
c.
d.
ID: A
Name:
whena pieceof DNA ir;missing?
22. Whathappens
a. Geneticinformationis stored.
b. Geneticinformationis copied.
Geneticinformationis lost.
Genetisinformationis transmitted.
Figure l2-z
23. Fisurel2l showsthe structureof
a DNA molecule.
li)
an aminoaeid.
T
c. a RNA molecule.
d. a protein
24. Whichscientistmadex-ray diffractionphotosof DNA?
f^
Franklin
-17
Ar
Chargaff
l.
c. Watson
d. Avery
25. Whichof the followingformsa basepair with thymine?
a. deoxwibose
adenine
@
c. guanine
d. cytosine
in DNA
26. WatsonandCrick discoveredthe fwo sitrands
directions.
a. run in perpendicular
b. run in the samedirection.
run in oppositedirections.
@
d. run in randomdirections.
27. DuringDNA replication,a DNA strandthathasthe basesCTAGGT
a. TCGAAC.
@ GATCCA
c. AGCTTG.
d. GAUCCA.
a strandwith the bases
ID: A
Name:
Figure l2-5
28. In Figure l2-5, what is adding basepairs to the strand?
a. histones
b. nucleosomes
DNA polymerase
@
d. chromatin
Zg. In Figure Lz*s,what nucleotideis going to be addedat point 1, oppositef'romthymine?
adenine
@
b. thvmtne
c. cYtosme
d. guanine
30. In eukaryotes,DNA
is locatedin the nucleus'
@
-b.
floats freelYin the cYtoPlasm.
c. is looatedin the ribosomes.
d. is circular.
31. In both prokaryotesand eukaryotes,how many copiesof the chromosomeare left after replication?
a, I
@c .?J
d
'
4
i
32. which of the following is a nuclebtidefoundin DNA?
group 'l thynline
a. adenine+ phosphate
groupf guanine
b. cytosine+ phosphate
deoxyribose* phosphategropp * polymerase
deoxyribose* phosphategrolrp * r;ytosine
@
33. Eecause of basepairing in DNA, fthepercentageof
a. adeninemollcules in DNA i$ aboutequalto the percentageof guaninemolecules.
c.
of adeninemolecules
in DNA is aboutequalto thepercentage
@ thyminemolecules
of thyminemolecules.
in DNA is muchgreaterthanthepercentage
molecules
adenine
;
of guaninemolecules.
in DNA is muc:hgreaterthanthepercentage
d. cytosinemolecules
t
t
IIh A
Name:
helix?
figu
out that the rftap of a DNA nroleculeis a dou
34- Which scientis{s)I figured
and
Chas
Chase
tlershey
a.
b. Griffith
andcriek
e o. yqT
rrarrrum
,s**f;
gt dT'
tlHA
A
C
2Z
iE
*.1
T
,s
Figure 124
you
124 shows the percentageoof basesin a DNA samp . How much Thyuirw shor{rld
35. Thetablein Fig*re 12
si
expectto find in the sample?
O
zz%
b. 24%
s. 28%
d. M%
resul in two DNA moleculeo,
36. DNAreplieationresults
o fie\ry
nE sfrands.
a. 6'ashwith two
Rev sffands and fhe other wi*r fwo original strands.
b. onewith twor n€w
nel strand and one odginal sfrand.
e new
with one
@each
-il
strands.
ori
o original
eachwith two
ps and
ar eukaryotes, DNA replication happens
37. In bothprokaryotes
ivision.
cell divisit
@hfore
ts.
b. in tre nucleus.
leres.
s. only te telomerss
istones.
d. arorindthe histon
sng
the
38. RNA contains 3 SBgar
ribose.
@
f,: deoxyribose.
e, glucose.
d. lactose.
ID: A
Name:
Figure 13-1
39. Which nucleotide in Figure l3-1 indicatesthe nucleic acid above is RN
uracu
t@
D. guanrne
c. cytosine
d. adenine
40. What is produced during franscription'?
molecules
@nwA
-
b. DNAmolecules
c. RNA polymerase
d. proteins
41. A proteinis beingassembledwhen
&, DNA is beingtranslated.
b RNA is beingtranscribed.
RNA is beingtranslated.
@
d. DNA is beingtranscribed.
42. Whichis ths correctsequenceof the tr,ansferof informationin most
a. proteinto DNA to RNA
b^ RNA to DNA to protein
@ DNA to RNA to protein
d. RNA to proteinto DNA
43. A mutationthat involvesoneor a few nucleotides
is called
a. a mutagen.
b. an inversion.
a Pointmutation.
@
d. a franslocation.
undergoesa delel;ionmutation,informationis
44. Wbena chromosome
a. repeated.
([
roit.
c. reversed.
d. transferred.
45. Mostmutations
haveno effecton an organism.
@
Y-b.
arefatal to an organism.
helpfulto an organism.
are
c.
d. areharmfulto an organism.
isms?
Name:
ID: A
46. Unlike DNA, RNA contains
a. adenine.
uracil.
@
c. phosphategroups.
d, thymine.
47. Which of the followine is true?
RNA is usually silgle-stranded.
@
b. DNA is usually single-stranded.
c. DNA containsuracil.
d. RNA containsthymine.
48. Which type of RNA brings the informationin the geneticcodefrom the ucleusto otherpartsof the cell?
a. rRNA
b. tRNA
6>
T.
mRN-A
RNApolymerase
49. Which of the following is true of transcription?
a. In eukaryotes,transcription takes place in the cytoplasm and requi
many enzymes.
b. RNA polymeraserecognizesand binds to specific regionsof the DN called introns.
c. RNA editing removesthe exons fi'om pre-mRNA, leaving only the i
s in the final
molecule.
,RNA polymerasecan make many molecules of RNA from a single NA sequence.
@
Which
moleculesare involved in prote,insynthesis?
50.
a. transferRNA, introns, and mutagens
b. messengerRNA, introns, and ribosomal RNA
E_ ribosomalRNA, transfer RNA, and mutagens
.4,
messenger
RNA, ribosomalRNA, andtransferRNA
g)
aremRNA molecules
51. Fromwhichmolecules
transcribed?
a. IRNA
b. rRNA
@ DNA
d. proteins
52. Duringeukaryotictranscription,an RN|Amoleculeis formedthat is
to both strandsof DNA.
a. complementary
b. identicalto an entire singlestrandof DNA.
and insidethe nucleus.
c. double-stranded
to part of one sfrandof DNA
complementary
@
Name:
lD: A
q:H
Figure l3-z
53. WhatdoesFigure131show?
a. anticodons
b. exons
c. introns
^4,
the seneticcode
(9
54. How manynucleotides
areneededto specifi,threeaminoacids?
a . 3
b . 6
@e
d. T2
I
ID: A
N*me:
Cs&n# fu*d im,****mngar
&@@e
e
*
*
fh
flir{
l-sE
tss
€tr
fis
Tp
Txr
w
$er
*sr
ssp spp *
LFTI
L*u
[-qq
flm
Frs
Fils
tl$B
fth
€lrr
lbg
FiB
Stlr
lls
ThF
f€
Ttlr
Tlrr
ltv
*h
#e
ka
*sn
L$u,
Lya
Str
f,rg
srg
.top
Aap
sts U
fr'ty c
tl
ti
ss
s
o
rh
c5
tr
*
lk
€
tffi
S,st
\[st
lrbt
&f
enp
€:FB
IJ
g
TW €
AFs U
*r$ G
firg *
*
*r
S€r U
*!,R
Chl
€s
JSs
fffu,
fife
fb
$
tr
.E
e H
*
g
&
g
Figure 13-3
55. In Figurel3-3, which aminoacid is specifiedby themRNA codeCCC?
a. Gty
b. Lys
c. Ala
@ Pro
56. Whathappensduring translation?
RNA is madefrom a DNA code.
a. Messenger
RNA eodeto makeproteins.
uses
a messenger
cell
llflThe
V ^
F
RNA eode.
Transf'erRNA is madefrom a messenger
d. Copiesof DNA moleculesaremade.
57. In eukaryotes
in the nucleus.
ffid translationtakes
a. Transcriptiontakesplacein the c;gtoplasm,
place
the
cytoplasm.
Transcriptiontakesplacein the nucleus,andtranslationtakes
@
-c.
Transcriptionandtranslationbottrtakeplaeein the nucleus.
d. Transcriptionandtranslationbottrtakeplacein the cytoplasm.
l0
Name:
Modified Trne/Talse
Indicate whether the statement is true or false. Iffalse, clwnge the identified word or
;W
e to make the ststementtrue.
Chromorogrre
*ffi:
!'{{,ff-
#:;i,
Figure1tr-7
-L
1. The cell shown in step E in Figure 10-'7above is undergoing telophase.
Completicn
Completeeachstatement.
1. Prokaryotesreproduceby an asexualpfocgssk*own as
ll
ft'ssioll
IIh A
Name:
;'6
' l';,-;'',I
'l.'',l;q
:J
*ffi:
R-u;r'
Figure l{l'-7
2. Thephaseof mitosisshownin stepD iinthe Figure1G-7aboveis called
Frgure l0-$
3. ThestructurelabeledA in Figure 10-8;is calledthe
Chrsmo *e
ID: A
Narne:
i"lt'
Figure l2-2
4. The structurelabeledX in Figure lz-il is a(an)
ffi
w
A
#
B
Figure 13-6
R UR
5. In Figure13-6,A, B, andC arethreet1'pes
"t
g1$inds
intoa strand
nucleotides
ro DNAandassembles
hanscription,
6. During
Killt
PO ffil
Wi
iltl
to the DNA ternLpl?fte.
thatis complementary
7. The order ofnitrogenous basesin DNA delerminesthe order (
*,"oilf f'Godois ","".-;fffi**S""*rJ*'".";,.*
bas"s
curr"a
tRNA
8.rhe
-
an mRNA molecule.
Short Answer
Of
inadiploidoe,',I SC*l
1. Howmanysetsorchromosomesare
meiosis?(llt
percellduring
of chromosomes
tothenumber
2. Whathappens
3. Whataretheonly kindsof cellsthatundergomeiosis? S Cf
l3
ChOffOf
h
CAO S
h ^ I 0
cclls,Sertcfcr
Name:
Figure l2-9
f-rdr rbrta
Figure l}-6
7,
Ar"trar
-6.
and
wha,,,
I "".,,J'
e::,^:_Hi[ifif#"rf
8. what musthapp€nto a DNA moleculebeforeRNA polymerase
canboginto assemble
nucleotjdes
RNAsrrand?
Dil A rrrlrolr
ilst bcryruldm+o
e sfilands
14
Name:
ID: A
:H
H
Figure 13_2
9. Aocording
toF igxe l3-2,what
codons
speoifltheamino
acidBlvoine?eG6,
10. Within a cell, where does translationtake place?
c;r 1.rbosor6?t
tn
{he,qFptosrn
15
q
C A
GCC',C G U
TD: A
Name:
$Srnthesis
I*rute,,in
et%ss
Figure 13-8
thefunctionsof thethreekindsof RNA illustratedin Figure13-8.
t 1. Dessribe
-fYleisr4$|. RNnPllui tet thq code
Frr. +hg+rons[*on
{4'rr' Crde
rulrd3
T"fi
-(lrbcrlomAl R
a'il sPo;U
ofnt'\tt
}+f
blr15r
- {nnh
bgthe e'oilc
i6
Name:
ID: A
/:f$ltb*
Science Skills
Figure 10-10
I
l .
Infer Identifuthestructures
labeledX andy in Fieurel0-10.
c @q D ' -_-+ ' fr
dt fc*tetl
tuFflta*{rrt
_>@D@
sg
6IO
.t
Dq*D*qao=>gtg
ffiil*#ffi*#
r^' ^'
o'irirttn)
'2"frP
t(fto*
'
Figurel3-5
^r
-- -.^l,
Gkororo
2 . Classif Whattermdescribesthe generaltypeof mutationoccurringin A, B, C, andD in Figurel3--5?
1
Interpret VisualsIn Figure l3-5, whichprocessor processes
involvetwo chromosomes?l$
4 . Compare and Contrast Contrastproae$sA and processB in Figure l3-5.
5 . Interpret Visuals During which processin Figure 13-5 doesa segmentof a chromosomebecomeorientedin
the reversedirection?
n
ry
t7
Name:
ID: A
6. Interpret Visualsln Figure13-5,whichprocessis a translocation?
DNsffi
B
lx
c
v
nd"l
4ff
r\1r6ffi
7. Infer Fromwhich labeledstructurein Figurel3-9 is structureD made?Identif, that l4beledstructure.
r
Identifystructuref
8. InterpretVisuals
in Figurel3-9.Whatdoesit specifu?
Cidtn
Olfn
fi
t
A-t-r'.€\
Asparagine D
structure
in Figure13-10is a codott
l l. InterpretVisualsWhichlabeled
CO
dOtt
lZ. predict In Figure 13-10, what will happenafter the ribosomejoins the methionineand phenylalanine?
-the hmt bc{rrn11a.
ncthiciflli aol1;Qrl|_
brill be bilkdl., +nnf lll1l! rlrct6 ??.
Pr.++r nboroifi,?ihruuli+ to brnd{D
i*tt r ntthXhifig.:71i nboro6rb'l'